Styrofoam's are used in packaging or cartons to ___ products like television sets from getting damaged.

• Protect fragile

• Beautiful fragile

• Design fragile

• Separate fragile

Packaging is provided for product for the following except ___.

• Easy transportation

• Increased durability

• Easy stacking

• Economization

Fold in nets are necessary for the following reasons except ___.

• Applying glue

• Attaching other parts of the Nets together

• Indicate areas to be folded

• Areas to trimmed off

The following are examples of electronic components except ___.

• Resistor

• Capacitor

• Diode

• Disperser

___ electronic component stores electric charge temporarily.

• Resistor

• Capacitor

• Diode

• Transistor

___ allow electric current flow in a single direction.

• Resistor

• Diode

• Capacitor

• Transistor

The most consumed source of energy is___.

• Wind

• Coal

• Solar

• Petroleum

Nuclear energy is dangerous it is ___.

• Radioactive

• Safe

• Very easy to contain

• Very combustive

Geothermal energy is energy gotten from ___.

• Deep inside the Earth where hot water lies.

• Surface of the earth where active volcanoes are.

• The sun where electro-magnetic rays come from

• Overheated magma

What type of lever has its fulcrum in between the input effort and output load?

• First class lever

• Second class lever

• Third class leveru

• Fourth class lever